// /*
//  * Copyright 2002-2013 the original author or authors.
//  *
//  * Licensed under the Apache License, Version 2.0 (the "License");
//  * you may not use this file except in compliance with the License.
//  * You may obtain a copy of the License at
//  *
//  *      http://www.apache.org/licenses/LICENSE-2.0
//  *
//  * Unless required by applicable law or agreed to in writing, software
//  * distributed under the License is distributed on an "AS IS" BASIS,
//  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//  * See the License for the specific language governing permissions and
//  * limitations under the License.
//  */
// package org.springframework.samples.petclinic.repository.springdatajpa;
//
// import java.util.Collection;
//
// import javax.persistence.EntityManager;
// import javax.persistence.PersistenceContext;
// import javax.persistence.Query;
//
// import org.springframework.samples.petclinic.model.Owner;
// import org.springframework.samples.petclinic.repository.OwnerRepository;
// import org.springframework.stereotype.Repository;
//
// /**
//  * Using native JPA instead of Spring Data JPA here because of this query: "SELECT owner FROM Owner owner left join
//  * fetch owner.pets WHERE owner.lastName LIKE :lastName" See https://jira.springsource.org/browse/DATAJPA-292 for more
//  * details.
//  *
//  * @author Michael Isvy
//  */
// @Repository
// public class JpaOwnerRepositoryImpl implements OwnerRepository {
//
//     @PersistenceContext
//     private EntityManager em;
//
//
//     @Override
//     @SuppressWarnings("unchecked")
//     public Collection<Owner> findByLastName(String lastName) {
//         // using 'join fetch' because a single query should load both owners and pets
//         // using 'left join fetch' because it might happen that an owner does not have pets yet
//         Query query = this.em.createQuery("SELECT DISTINCT owner FROM Owner owner left join fetch owner.pets WHERE owner.lastName LIKE :lastName");
//         query.setParameter("lastName", lastName + "%");
//         return query.getResultList();
//     }
//
//     @Override
//     public Owner findById(int id) {
//         // using 'join fetch' because a single query should load both owners and pets
//         // using 'left join fetch' because it might happen that an owner does not have pets yet
//         Query query = this.em.createQuery("SELECT owner FROM Owner owner left join fetch owner.pets WHERE owner.id =:id");
//         query.setParameter("id", id);
//         return (Owner) query.getSingleResult();
//     }
//
//
//     @Override
//     public void save(Owner owner) {
//         this.em.merge(owner);
//
//     }
//
// }
